Power Generation Components
Precision Machining of Difficult Alloys for High-Temperature, High-Pressure and Corrosive Environments
AXALLOY Precision is a Shenzhen-based CNC machining partner specializing in complex, high-value components for the power generation industry. We machine difficult alloys, hold tight tolerances and deliver robust documentation from prototypes through controlled repeat production. Our approach emphasizes manufacturability, process control and dependable communication for engineering, procurement and quality teams across North America, Europe, the UK, Australia and advanced Asian markets.
Where We Fit in Power Generation
We support critical and balance-of-plant hardware across the full spectrum of power generation technologies:
- •Gas turbines and combined cycle: hot-section and cold-section components, fuel and air management hardware
- •Steam turbines and boilers: rotating and stationary parts, sealing interfaces, pump and valve components
- •Nuclear, geothermal and thermal: balance-of-plant and non-safety-related corrosion/erosion-resistant parts
- •Hydro, tidal and marine power: duplex and super duplex stainless components for aggressive environments
- •Hydrogen, fuel cells and electrolyzers: nickel alloys and stainless components for corrosive media
- •Carbon capture and process equipment: high-alloy parts for high-pressure, high-temperature service
If your parts involve complex geometry, thin walls, precision bores/threads, demanding surfaces or challenging alloys, AXALLOY is built to help.
Typical Power Generation Components We Machine
From hot gas path hardware to balance-of-plant flow control, we machine demanding components across the power generation system:
Turbine Hardware
Impellers, blades, vanes, shrouds, labyrinth seals, nozzle rings, diffusers, casings
Hot Gas Path
Combustor liners, transition pieces, fuel nozzles, cooling features, thermal barrier prep
Pumps, Valves & Flow Control
Bodies, bonnets, stems, sleeves, nozzles, seats, cages, manifolds
Heat Transfer & Process
Headers, tube sheets, baffles, flanges, fittings, instrumentation ports
Shafts & Rotating Parts
Journals, couplings, sleeves, precision bushings and bearing fits
Fasteners & Fittings
High-strength bolts, studs, precision connectors, specialty threaded components
Why AXALLOY for Power Generation
Difficult Alloys, Controlled Processes
Proven strategies for Inconel, Hastelloy, cobalt alloys, duplex stainless and A286 to manage tool wear, heat input and distortion.
Geometry-Driven Planning
We evaluate material behavior, thin-wall risks, critical bores and datum schemes to define stable machining routes.
Metrology-Driven Outcomes
CMM-ready fixturing, in-process checks and inspection plans aligned to your drawing and quality requirements.
Documentation and Traceability
Material test reports, first article inspection, dimensional reports and project-specific records available.
Material Expertise for Energy Environments
- •Nickel-based superalloys: Inconel 718/625/600/601/690/706/725, X-750; Waspaloy, Nimonic, Rene
- •Corrosion-resistant alloys: Hastelloy C-276/C-22, Monel 400/K-500
- •Heat-resistant cobalt alloys: Stellite, L605, Haynes 188/230/282, MP35N
- •Stainless steels: 17-4 PH, 15-5 PH, 316L, 304, 321, 410/420/440C
- •Duplex and super duplex: 2205, 2507
- •Titanium: Grades 2/5/9/12/23
- •High-temperature steels: A286, Nitronic 50/60
- •Specialty metals: Nitinol, molybdenum, tungsten, copper-nickel
Capability Highlights for Power Generation Parts
Our equipment and process capabilities are selected specifically for the demands of difficult-alloy power generation components.
5-Axis Milling
Complex aero surfaces, shrouds and pockets; minimum internal corner radius down to R0.3 mm
Mill-Turn & Live Tooling
Concentricity-critical valve bodies and multi-feature shafts with controlled axes up to 9
Wire & Sinker EDM
Cooling slots/holes, sharp internal features and hard materials with cutting accuracy down to ±0.005 mm
Precision Grinding
Seal surfaces, bearing journals and flatness-critical interfaces; roundness down to 0.002 mm, surface finish down to Ra 0.2 μm
Representative Envelopes and Tolerances
- •Milling: 3/4/5-axis; up to 1000 × 600 × 600 mm; positioning ±0.005 mm; repeatability ±0.003 mm
- •Turning: up to Ø500 × 1000 mm (bar up to Ø80 mm); concentricity down to 0.008 mm
- •Mill-turn: up to Ø400 × 800 mm; controlled axes up to 9; typical tolerance ±0.008 mm
- •Wire EDM: parts up to 600 × 400 × 300 mm; cutting accuracy down to ±0.005 mm
- •Grinding: flatness down to 0.003 mm; roundness down to 0.002 mm; surface finish down to Ra 0.2 μm
- •General machining: precision dimensional tolerance down to ±0.005 mm; flatness to 0.005 mm; minimum wall thickness 0.5 mm
Special Processes and Finishing
- •EDM (wire/sinker), precision grinding, heat treatment, passivation, coating, deburring, marking, cleaning and assembly support
- •Surface finishes: precision machined Ra 0.8 μm; ground Ra 0.2 μm; EDM down to Ra 0.8 μm
Inspection and Quality Documentation
- •CMM capacity 700 × 1000 × 600 mm; accuracy up to 1.8 + L/300 μm
- •Optical measurement accuracy ±0.002 mm; surface roughness Ra 0.05–40 μm
- •In-process, first article and final inspection; calibrated equipment in temperature-controlled room
- •Documentation: MTRs, mill test certificates, certificates of conformance, FAIs, ballooned and full dimensional reports, surface roughness, heat treatment and coating certificates, lot traceability and special process records
From Prototype to Controlled Repeat Production
Early Engagement
Drawing review, DFM, tolerance and inspection strategy alignment
Process Definition
Fixturing, tool paths, cutting parameters and risk controls for alloy behavior and thin walls
Pilot Build & FAI
Metrology-driven verification with traceable records
Repeatability
Locked process plans, change control and consistent documentation for ongoing orders
For Engineering, Procurement and Quality Teams
We understand the distinct priorities of each stakeholder and tailor our communication and documentation accordingly.
Engineering
Feedback on tolerances, datum schemes, thin-wall risks and feature accessibility; fixture and process planning for complex geometry
Procurement
Clear lead times, capacity for 1–10,000+ parts, expedited options and dependable communication
Quality
Robust inspection evidence, material/lot traceability and custom inspection plans to your requirements
Volumes, Lead Times and Files
Volumes
Prototypes (1–20), low-volume (20–500), batches up to 10,000+
Lead Times
Prototypes 5–10 business days; standard 10–20 business days; expedited service available
Files Supported
STEP, IGES, Parasolid (X_T/X_B), SLDPRT, SAT; drawings in PDF/DWG/DXF; references in JPG/PNG/TIFF; up to 500 MB per RFQ; metric and imperial units
Example Power Generation Use Cases
- •Inconel 718 hot-section components: 5-axis machining with EDM for cooling features; ground seal lands to Ra 0.2 μm; FAI and full dimensional report included
- •Duplex 2205 valve bodies: mill-turn with controlled concentricity to 0.008 mm; passivation and hydro-ready surface finish; MTRs and CoC provided
- •A286 shafts and sleeves: turning and cylindrical grinding to roundness 0.002 mm; heat treatment certificates and lot traceability
Frequently Asked Questions
Can you machine Inconel 718 and Hastelloy C-276?
Yes. We routinely cut nickel-based superalloys with process plans focused on heat control, tool life and distortion management.
How do you handle thin walls and complex internal features?
Through stable fixturing, optimized tool paths, conservative stepdowns, and where needed, EDM for inaccessible or distortion-prone features.
What inspection records can you provide?
Material test reports, FAIs, full dimensional and surface roughness reports, coating and heat treatment certificates, and project-specific quality records.
What size parts can you support?
Milling up to 1000 × 600 × 600 mm; turning up to Ø500 × 1000 mm; EDM up to 600 × 400 × 300 mm; maximum part weight 1000 kg.
Start Your Power Generation Project
Send your 2D drawings and 3D models with material, quantity, critical features and documentation needs. We'll provide manufacturability feedback, a clear process plan and a dependable quote.
Contact AXALLOY Precision to discuss your next power generation component.
Request a Quote
Tell us about your component requirements and material challenges.